2 #include "database-private.h"
3 #include "parse-time-vrp.h"
5 #if HAVE_XAPIAN_DB_RETRY_LOCK
6 #define DB_ACTION (Xapian::DB_CREATE_OR_OPEN | Xapian::DB_RETRY_LOCK)
8 #define DB_ACTION Xapian::DB_CREATE_OR_OPEN
12 notmuch_database_open (const char *path,
13 notmuch_database_mode_t mode,
14 notmuch_database_t **database)
16 char *status_string = NULL;
17 notmuch_status_t status;
19 status = notmuch_database_open_verbose (path, mode, database,
23 fputs (status_string, stderr);
31 notmuch_database_open_verbose (const char *path,
32 notmuch_database_mode_t mode,
33 notmuch_database_t **database,
36 return notmuch_database_open_with_config (path, mode, "", NULL,
37 database, status_string);
42 const char *xdg_root_variable,
43 const char *xdg_prefix,
44 const char *profile_name)
46 const char *xdg_root = getenv (xdg_root_variable);
49 const char *home = getenv ("HOME");
51 if (! home) return NULL;
53 xdg_root = talloc_asprintf (ctx,
60 profile_name = getenv ("NOTMUCH_PROFILE");
63 profile_name = "default";
65 return talloc_asprintf (ctx,
71 static notmuch_status_t
72 _choose_hook_dir (notmuch_database_t *notmuch,
81 hook_dir = notmuch_config_get (notmuch, NOTMUCH_CONFIG_HOOK_DIR);
84 return NOTMUCH_STATUS_SUCCESS;
86 config = _xdg_dir (notmuch, "XDG_CONFIG_HOME", ".config", profile);
88 return NOTMUCH_STATUS_PATH_ERROR;
90 hook_dir = talloc_asprintf (notmuch, "%s/hooks", config);
92 err = stat (hook_dir, &st);
94 if (errno == ENOENT) {
95 const char *database_path = notmuch_database_get_path (notmuch);
96 hook_dir = talloc_asprintf (notmuch, "%s/.notmuch/hooks", database_path);
98 IGNORE_RESULT (asprintf (message, "Error: Cannot stat %s: %s.\n",
99 hook_dir, strerror (errno)));
100 return NOTMUCH_STATUS_FILE_ERROR;
104 _notmuch_config_cache (notmuch, NOTMUCH_CONFIG_HOOK_DIR, hook_dir);
106 return NOTMUCH_STATUS_SUCCESS;
109 static notmuch_status_t
110 _load_key_file (const char *path,
114 notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
115 void *local = talloc_new (NULL);
117 if (path && EMPTY_STRING (path))
121 path = getenv ("NOTMUCH_CONFIG");
124 const char *dir = _xdg_dir (local, "XDG_CONFIG_HOME", ".config", profile);
127 path = talloc_asprintf (local, "%s/config", dir);
128 if (access (path, R_OK) != 0)
134 const char *home = getenv ("HOME");
136 path = talloc_asprintf (local, "%s/.notmuch-config", home);
139 profile = getenv ("NOTMUCH_PROFILE");
142 path = talloc_asprintf (local, "%s.%s", path, profile);
145 *key_file = g_key_file_new ();
146 if (! g_key_file_load_from_file (*key_file, path, G_KEY_FILE_NONE, NULL)) {
147 status = NOTMUCH_STATUS_NO_CONFIG;
155 static notmuch_status_t
156 _db_dir_exists (const char *database_path, char **message)
161 err = stat (database_path, &st);
163 IGNORE_RESULT (asprintf (message, "Error: Cannot open database at %s: %s.\n",
164 database_path, strerror (errno)));
165 return NOTMUCH_STATUS_FILE_ERROR;
168 if (! S_ISDIR (st.st_mode)) {
169 IGNORE_RESULT (asprintf (message, "Error: Cannot open database at %s: "
170 "Not a directory.\n",
172 return NOTMUCH_STATUS_FILE_ERROR;
175 return NOTMUCH_STATUS_SUCCESS;
178 static notmuch_status_t
179 _choose_database_path (void *ctx,
180 const char *config_path,
183 const char **database_path,
186 notmuch_status_t status;
188 status = _load_key_file (config_path, profile, key_file);
190 *message = strdup ("Error: cannot load config file.\n");
194 if (! *database_path) {
195 *database_path = getenv ("NOTMUCH_DATABASE");
198 if (! *database_path && *key_file) {
199 char *path = g_key_file_get_value (*key_file, "database", "path", NULL);
201 *database_path = talloc_strdup (ctx, path);
206 if (*database_path == NULL) {
207 *message = strdup ("Error: Cannot open a database for a NULL path.\n");
208 return NOTMUCH_STATUS_NULL_POINTER;
211 if (*database_path[0] != '/') {
212 *message = strdup ("Error: Database path must be absolute.\n");
213 return NOTMUCH_STATUS_PATH_ERROR;
215 return NOTMUCH_STATUS_SUCCESS;
221 notmuch_database_t *notmuch;
223 notmuch = talloc_zero (NULL, notmuch_database_t);
227 notmuch->exception_reported = false;
228 notmuch->status_string = NULL;
229 notmuch->writable_xapian_db = NULL;
230 notmuch->atomic_nesting = 0;
235 static notmuch_status_t
236 _trial_open (const char *xapian_path, char **message_ptr)
239 Xapian::Database db (xapian_path);
240 } catch (const Xapian::DatabaseOpeningError &error) {
241 IGNORE_RESULT (asprintf (message_ptr,
242 "Cannot open Xapian database at %s: %s\n",
244 error.get_msg ().c_str ()));
245 return NOTMUCH_STATUS_PATH_ERROR;
246 } catch (const Xapian::Error &error) {
247 IGNORE_RESULT (asprintf (message_ptr,
248 "A Xapian exception occurred opening database: %s\n",
249 error.get_msg ().c_str ()));
250 return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
252 return NOTMUCH_STATUS_SUCCESS;
255 static notmuch_status_t
256 _choose_xapian_path (void *ctx, const char *database_path, const char **xapian_path,
259 notmuch_status_t status;
260 const char *trial_path, *notmuch_path;
262 status = _db_dir_exists (database_path, message_ptr);
266 notmuch_path = talloc_asprintf (ctx, "%s/.notmuch", database_path);
267 status = _db_dir_exists (notmuch_path, message_ptr);
271 trial_path = talloc_asprintf (ctx, "%s/xapian", notmuch_path);
272 status = _trial_open (trial_path, message_ptr);
275 if (status == NOTMUCH_STATUS_SUCCESS)
276 *xapian_path = trial_path;
281 _set_database_path (notmuch_database_t *notmuch,
282 const char *database_path)
284 char *path = talloc_strdup (notmuch, database_path);
286 strip_trailing (path, '/');
288 _notmuch_config_cache (notmuch, NOTMUCH_CONFIG_DATABASE_PATH, path);
295 static int initialized = 0;
297 /* Initialize the GLib type system and threads */
298 #if ! GLIB_CHECK_VERSION (2, 35, 1)
302 /* Initialize gmime */
309 static notmuch_status_t
310 _finish_open (notmuch_database_t *notmuch,
312 notmuch_database_mode_t mode,
316 notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
317 char *incompat_features;
318 char *message = NULL;
319 unsigned int version;
320 const char *database_path = notmuch_database_get_path (notmuch);
323 std::string last_thread_id;
324 std::string last_mod;
326 if (mode == NOTMUCH_DATABASE_MODE_READ_WRITE) {
327 notmuch->writable_xapian_db = new Xapian::WritableDatabase (notmuch->xapian_path,
329 notmuch->xapian_db = notmuch->writable_xapian_db;
331 notmuch->xapian_db = new Xapian::Database (notmuch->xapian_path);
334 /* Check version. As of database version 3, we represent
335 * changes in terms of features, so assume a version bump
336 * means a dramatically incompatible change. */
337 version = notmuch_database_get_version (notmuch);
338 if (version > NOTMUCH_DATABASE_VERSION) {
339 IGNORE_RESULT (asprintf (&message,
340 "Error: Notmuch database at %s\n"
341 " has a newer database format version (%u) than supported by this\n"
342 " version of notmuch (%u).\n",
343 database_path, version, NOTMUCH_DATABASE_VERSION));
344 notmuch_database_destroy (notmuch);
346 status = NOTMUCH_STATUS_FILE_ERROR;
350 /* Check features. */
351 incompat_features = NULL;
352 notmuch->features = _notmuch_database_parse_features (
353 notmuch, notmuch->xapian_db->get_metadata ("features").c_str (),
354 version, mode == NOTMUCH_DATABASE_MODE_READ_WRITE ? 'w' : 'r',
356 if (incompat_features) {
357 IGNORE_RESULT (asprintf (&message,
358 "Error: Notmuch database at %s\n"
359 " requires features (%s)\n"
360 " not supported by this version of notmuch.\n",
361 database_path, incompat_features));
362 notmuch_database_destroy (notmuch);
364 status = NOTMUCH_STATUS_FILE_ERROR;
368 notmuch->last_doc_id = notmuch->xapian_db->get_lastdocid ();
369 last_thread_id = notmuch->xapian_db->get_metadata ("last_thread_id");
370 if (last_thread_id.empty ()) {
371 notmuch->last_thread_id = 0;
376 str = last_thread_id.c_str ();
377 notmuch->last_thread_id = strtoull (str, &end, 16);
379 INTERNAL_ERROR ("Malformed database last_thread_id: %s", str);
382 /* Get current highest revision number. */
383 last_mod = notmuch->xapian_db->get_value_upper_bound (
384 NOTMUCH_VALUE_LAST_MOD);
385 if (last_mod.empty ())
386 notmuch->revision = 0;
388 notmuch->revision = Xapian::sortable_unserialise (last_mod);
389 notmuch->uuid = talloc_strdup (
390 notmuch, notmuch->xapian_db->get_uuid ().c_str ());
392 notmuch->query_parser = new Xapian::QueryParser;
393 notmuch->term_gen = new Xapian::TermGenerator;
394 notmuch->term_gen->set_stemmer (Xapian::Stem ("english"));
395 notmuch->value_range_processor = new Xapian::NumberRangeProcessor (NOTMUCH_VALUE_TIMESTAMP);
396 notmuch->date_range_processor = new ParseTimeRangeProcessor (NOTMUCH_VALUE_TIMESTAMP,
398 notmuch->last_mod_range_processor = new Xapian::NumberRangeProcessor (NOTMUCH_VALUE_LAST_MOD,
400 notmuch->query_parser->set_default_op (Xapian::Query::OP_AND);
401 notmuch->query_parser->set_database (*notmuch->xapian_db);
402 notmuch->query_parser->set_stemmer (Xapian::Stem ("english"));
403 notmuch->query_parser->set_stemming_strategy (Xapian::QueryParser::STEM_SOME);
404 notmuch->query_parser->add_rangeprocessor (notmuch->value_range_processor);
405 notmuch->query_parser->add_rangeprocessor (notmuch->date_range_processor);
406 notmuch->query_parser->add_rangeprocessor (notmuch->last_mod_range_processor);
408 /* Configuration information is needed to set up query parser */
409 status = _notmuch_config_load_from_database (notmuch);
414 status = _notmuch_config_load_from_file (notmuch, key_file);
418 status = _choose_hook_dir (notmuch, profile, &message);
422 status = _notmuch_config_load_defaults (notmuch);
426 status = _notmuch_database_setup_standard_query_fields (notmuch);
430 status = _notmuch_database_setup_user_query_fields (notmuch);
434 } catch (const Xapian::Error &error) {
435 IGNORE_RESULT (asprintf (&message, "A Xapian exception occurred opening database: %s\n",
436 error.get_msg ().c_str ()));
437 notmuch_database_destroy (notmuch);
439 status = NOTMUCH_STATUS_XAPIAN_EXCEPTION;
443 *message_ptr = message;
448 notmuch_database_open_with_config (const char *database_path,
449 notmuch_database_mode_t mode,
450 const char *config_path,
452 notmuch_database_t **database,
453 char **status_string)
455 notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
456 void *local = talloc_new (NULL);
457 notmuch_database_t *notmuch = NULL;
458 char *message = NULL;
459 GKeyFile *key_file = NULL;
463 notmuch = _alloc_notmuch ();
465 status = NOTMUCH_STATUS_OUT_OF_MEMORY;
469 if ((status = _choose_database_path (local, config_path, profile, &key_file, &database_path,
473 status = _db_dir_exists (database_path, &message);
477 _set_database_path (notmuch, database_path);
479 status = _choose_xapian_path (notmuch, database_path, ¬much->xapian_path, &message);
483 status = _finish_open (notmuch, profile, mode, key_file, &message);
489 g_key_file_free (key_file);
493 *status_string = message;
501 talloc_free (notmuch);
504 notmuch->open = true;
510 notmuch_database_create (const char *path, notmuch_database_t **database)
512 char *status_string = NULL;
513 notmuch_status_t status;
515 status = notmuch_database_create_verbose (path, database,
519 fputs (status_string, stderr);
520 free (status_string);
527 notmuch_database_create_verbose (const char *path,
528 notmuch_database_t **database,
529 char **status_string)
531 return notmuch_database_create_with_config (path, "", NULL, database, status_string);
535 notmuch_database_create_with_config (const char *database_path,
536 const char *config_path,
538 notmuch_database_t **database,
539 char **status_string)
541 notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
542 notmuch_database_t *notmuch = NULL;
543 char *notmuch_path = NULL;
544 char *message = NULL;
545 GKeyFile *key_file = NULL;
546 void *local = talloc_new (NULL);
551 notmuch = _alloc_notmuch ();
553 status = NOTMUCH_STATUS_OUT_OF_MEMORY;
559 if ((status = _choose_database_path (local, config_path, profile,
560 &key_file, &database_path, &message)))
563 status = _db_dir_exists (database_path, &message);
567 _set_database_path (notmuch, database_path);
569 notmuch_path = talloc_asprintf (local, "%s/%s", database_path, ".notmuch");
571 err = mkdir (notmuch_path, 0755);
573 if (errno == EEXIST) {
574 status = NOTMUCH_STATUS_DATABASE_EXISTS;
575 talloc_free (notmuch);
578 IGNORE_RESULT (asprintf (&message, "Error: Cannot create directory %s: %s.\n",
579 notmuch_path, strerror (errno)));
580 status = NOTMUCH_STATUS_FILE_ERROR;
585 if (! (notmuch->xapian_path = talloc_asprintf (notmuch, "%s/%s", notmuch_path, "xapian"))) {
586 status = NOTMUCH_STATUS_OUT_OF_MEMORY;
590 status = _finish_open (notmuch,
592 NOTMUCH_DATABASE_MODE_READ_WRITE,
598 /* Upgrade doesn't add these feature to existing databases, but
599 * new databases have them. */
600 notmuch->features |= NOTMUCH_FEATURE_FROM_SUBJECT_ID_VALUES;
601 notmuch->features |= NOTMUCH_FEATURE_INDEXED_MIMETYPES;
602 notmuch->features |= NOTMUCH_FEATURE_UNPREFIX_BODY_ONLY;
604 status = notmuch_database_upgrade (notmuch, NULL, NULL);
606 notmuch_database_close (notmuch);
614 g_key_file_free (key_file);
618 *status_string = message;
625 talloc_free (notmuch);
630 notmuch_database_reopen (notmuch_database_t *notmuch,
631 notmuch_database_mode_t new_mode)
633 notmuch_database_mode_t cur_mode = _notmuch_database_mode (notmuch);
635 if (notmuch->xapian_db == NULL) {
636 _notmuch_database_log (notmuch, "Cannot reopen closed or nonexistent database\n");
637 return NOTMUCH_STATUS_ILLEGAL_ARGUMENT;
641 if (cur_mode == new_mode &&
642 new_mode == NOTMUCH_DATABASE_MODE_READ_ONLY) {
643 notmuch->xapian_db->reopen ();
645 notmuch->xapian_db->close ();
647 delete notmuch->xapian_db;
648 notmuch->xapian_db = NULL;
649 /* no need to free the same object twice */
650 notmuch->writable_xapian_db = NULL;
652 if (new_mode == NOTMUCH_DATABASE_MODE_READ_WRITE) {
653 notmuch->writable_xapian_db = new Xapian::WritableDatabase (notmuch->xapian_path,
655 notmuch->xapian_db = notmuch->writable_xapian_db;
657 notmuch->xapian_db = new Xapian::Database (notmuch->xapian_path,
661 } catch (const Xapian::Error &error) {
662 if (! notmuch->exception_reported) {
663 _notmuch_database_log (notmuch, "Error: A Xapian exception reopening database: %s\n",
664 error.get_msg ().c_str ());
665 notmuch->exception_reported = true;
667 return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
671 notmuch->open = true;
672 return NOTMUCH_STATUS_SUCCESS;